Trivet



FIG. 1 is a perspective view of a trivet showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof; and,

FIG. 4 is bottom plan view thereof.

The broken-line disclosure of elements in the views is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a trivet, as shown and described. 